The Forest Service is engaged in many investigations of interest to lumber manu- 

 facturers. A copy of any of the following recent reports may be obtained by 

 addressing the Editor and Chief, Division of Publications, United States Depart- 

 ment of Agriculture, Washington, D. C.: 



Forest Service Circular 180 Lumber Saved by Using Odd Lengths. 



Forest Service Circular 187 Manufacture and Utilization of Hickory. 



Forest Service Circular 189 Strength Values for Structural Timbers. 



Forest Service Circular 192 The Prevention of Sap Stain in Lumber. 



Division of Publications Circular 11 List of Available Publications of the Forest 

 Service. 

 2 



